28781170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15391}}^1$

素因数の和:15426

約数の個数: 32

約数和(自身を含む): 59844096

約数和(自身を除く): 31062926

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 15391, 30782, 76955, 153910, 169301, 261647, 338602, 523294, 846505, 1308235, 1693010, 2616470, 2878117, 5756234, 14390585, 28781170]

約数ペア:

[(1, 28781170), (2, 14390585), (5, 5756234), (10, 2878117), (11, 2616470), (17, 1693010), (22, 1308235), (34, 846505), (55, 523294), (85, 338602), (110, 261647), (170, 169301), (187, 153910), (374, 76955), (935, 30782), (1870, 15391)]